Package org.orekit.attitudes

Interface TargetProvider

All Known Implementing Classes:

GroundPointTarget, PredefinedTarget

public interface TargetProvider

Provider for target vector.

Since:

12.2

Author:

Luc Maisonobe

Method Summary

Modifier and Type	Method	Description
default <T extends CalculusFieldElement<T>> FieldVector3D<FieldUnivariateDerivative2<T>>	getDerivative2TargetDirection(ExtendedPositionProvider sun, OneAxisEllipsoid earth, TimeStampedFieldPVCoordinates<T> pv, Frame frame)	Get a target vector.
default FieldVector3D<UnivariateDerivative2>	getDerivative2TargetDirection(ExtendedPositionProvider sun, OneAxisEllipsoid earth, TimeStampedPVCoordinates pv, Frame frame)	Get a target vector.
<T extends CalculusFieldElement<T>> FieldVector3D<T>	getTargetDirection(ExtendedPositionProvider sun, OneAxisEllipsoid earth, TimeStampedFieldPVCoordinates<T> pv, Frame frame)	Get a target vector.
default Vector3D	getTargetDirection(ExtendedPositionProvider sun, OneAxisEllipsoid earth, TimeStampedPVCoordinates pv, Frame frame)	Get a target vector.

Method Detail

getDerivative2TargetDirection

default FieldVector3D<UnivariateDerivative2> getDerivative2TargetDirection(ExtendedPositionProvider sun,
                                                                           OneAxisEllipsoid earth,
                                                                           TimeStampedPVCoordinates pv,
                                                                           Frame frame)

Get a target vector.

Parameters:

sun - Sun model

earth - Earth model

pv - spacecraft position and velocity

frame - inertial frame

Returns:

target direction in the spacecraft state frame, with second order time derivative

getTargetDirection

default Vector3D getTargetDirection(ExtendedPositionProvider sun,
                                    OneAxisEllipsoid earth,
                                    TimeStampedPVCoordinates pv,
                                    Frame frame)

Get a target vector.

Parameters:

sun - Sun model

earth - Earth model

pv - spacecraft position and velocity

frame - inertial frame

Returns:

target direction in the spacecraft state frame

getDerivative2TargetDirection

default <T extends CalculusFieldElement<T>> FieldVector3D<FieldUnivariateDerivative2<T>> getDerivative2TargetDirection(ExtendedPositionProvider sun,
                                                                                                                       OneAxisEllipsoid earth,
                                                                                                                       TimeStampedFieldPVCoordinates<T> pv,
                                                                                                                       Frame frame)

Get a target vector.

Type Parameters:

T - type of the field element

Parameters:

sun - Sun model

earth - Earth model

pv - spacecraft position and velocity

frame - inertial frame

Returns:

target direction in the spacecraft state frame, with second order time derivative

getTargetDirection

<T extends CalculusFieldElement<T>> FieldVector3D<T> getTargetDirection(ExtendedPositionProvider sun,
                                                                        OneAxisEllipsoid earth,
                                                                        TimeStampedFieldPVCoordinates<T> pv,
                                                                        Frame frame)

Get a target vector.

Type Parameters:

T - type of the field element

Parameters:

sun - Sun model

earth - Earth model

pv - spacecraft position and velocity

frame - inertial frame

Returns:

target direction in the spacecraft state frame